National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Hilton Head Island, Hilton Head Airport (KHXD)

Lat: 32.22°NLon: 80.7°WElev: 20ft.

A Few Clouds

82°F

28°C

Humidity 84%
Wind Speed S 5 mph
Barometer 29.94 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 20 Jun 6:51 pm EDT
Extended Forecast for

2 Miles SSW Hilton Head Island SC

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 75. Southwest wind around 5 mph becoming light and variable in the evening.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 90. Heat index values as high as 101. Light and variable wind becoming south 5 to 8 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. Southwest wind 5 to 7 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 106. West wind 6 to 11 mph.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. Southwest wind around 9 mph.

    Low: 78 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 75. Southwest wind around 5 mph becoming light and variable in the evening.
Sunday
Mostly sunny, with a high near 90. Heat index values as high as 101. Light and variable wind becoming south 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 77. Southwest wind 5 to 7 mph.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 106. West wind 6 to 11 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. Southwest wind around 9 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 77.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Hilton Head Island SC
 32.16°N 80.76°W (Elev. 10 ft)
Last Update:
2:32 pm EDT Jun 20, 2026
Forecast Valid:
7pm EDT Jun 20, 2026-6pm EDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation